1 files changed, 74 insertions, 0 deletions
diff --git a/src/net/sourceforge/plantuml/help/CommandHelpType.java b/src/net/sourceforge/plantuml/help/CommandHelpType.java
new file mode 100644
index 0000000..8d5510c
--- /dev/null
+++ b/src/net/sourceforge/plantuml/help/CommandHelpType.java
@@ -0,0 +1,74 @@
+/* ========================================================================
+ * PlantUML : a free UML diagram generator
+ * ========================================================================
+ *
+ * (C) Copyright 2009-2020, Arnaud Roques
+ *
+ * Project Info:  http://plantuml.com
+ * 
+ * If you like this project or if you find it useful, you can support us at:
+ * 
+ * http://plantuml.com/patreon (only 1$ per month!)
+ * http://plantuml.com/paypal
+ * 
+ * This file is part of PlantUML.
+ *
+ * PlantUML is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * PlantUML distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
+ * License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
+ * USA.
+ *
+ *
+ * Original Author:  Arnaud Roques
+ * 
+ *
+ */
+package net.sourceforge.plantuml.help;
+
+import net.sourceforge.plantuml.LineLocation;
+import net.sourceforge.plantuml.command.CommandExecutionResult;
+import net.sourceforge.plantuml.command.SingleLineCommand2;
+import net.sourceforge.plantuml.command.regex.IRegex;
+import net.sourceforge.plantuml.command.regex.RegexConcat;
+import net.sourceforge.plantuml.command.regex.RegexLeaf;
+import net.sourceforge.plantuml.command.regex.RegexResult;
+import net.sourceforge.plantuml.syntax.LanguageDescriptor;
+
+public class CommandHelpType extends SingleLineCommand2<Help> {
+
+	public CommandHelpType() {
+		super(getRegexConcat());
+	}
+
+	static IRegex getRegexConcat() {
+		return RegexConcat.build(CommandHelpType.class.getName(), RegexLeaf.start(), //
+				new RegexLeaf("help"), //
+				RegexLeaf.spaceOneOrMore(), //
+				new RegexLeaf("types?"), RegexLeaf.end());
+	}
+
+	@Override
+	protected CommandExecutionResult executeArg(Help diagram, LineLocation location, RegexResult arg) {
+		diagram.add("<b>Help on types");
+		diagram.add(" ");
+		diagram.add("The code of this command is located in <i>net.sourceforge.plantuml.help</i> package.");
+		diagram.add("You may improve it on <i>https://github.com/plantuml/plantuml/tree/master/src/net/sourceforge/plantuml/help</i>");
+		diagram.add(" ");
+		diagram.add(" The possible types are :");
+		for (String type : new LanguageDescriptor().getType()) {
+			diagram.add("* " + type);
+		}
+
+		return CommandExecutionResult.ok();
+	}
+}